[Shawnecy]

If it was simply an issue of just "more difficult", then it wouldn't be worth pointing out.

However, the words "significantly more challenging to manage" are straight from their documentation that I linked which I think makes it worth pointing out.

Whether or not it is too challenging is for each individual to decide for themselves.

[amenod]

It also gives an indication what the preferred method of deployment is (from authors' point of view). In this case I read it as a warning that it might stop being supported in the future.